Triple

T13088915

Position	Surface form	Disambiguated ID	Type / Status
Subject	Bourke	`E310407`	entity
Predicate	transportLink	`P11026`	FINISHED
Object	Cobar–Bourke railway line (historically) The Cobar–Bourke railway line was a historical branch railway in western New South Wales, Australia, built to connect the mining town of Cobar with the regional hub of Bourke and support the transport of minerals and goods across the outback.	`E1021250`	NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini

Instruction

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Input

Phrase: Cobar–Bourke railway line (historically) | Statement: [Bourke, transportLink, Cobar–Bourke railway line (historically)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Cobar–Bourke railway line (historically)
Context triple: [Bourke, transportLink, Cobar–Bourke railway line (historically)]

A. Cootamundra–Tumut railway line
The Cootamundra–Tumut railway line is a former New South Wales country branch line that once connected rural towns in the Riverina and South West Slopes regions of Australia.
B. Deniliquin railway line
The Deniliquin railway line is a regional rail route in New South Wales, Australia, that connects the town of Deniliquin to the broader rail network, primarily serving freight and local transport needs.
C. Stockinbingal–Parkes railway line
The Stockinbingal–Parkes railway line is a regional rail route in New South Wales, Australia, forming part of the freight and transport network that links inland agricultural areas with major rail corridors.
D. Broken Hill line
The Broken Hill line is a major railway route in New South Wales, Australia, connecting inland regional centres and forming part of the transcontinental rail link between Sydney and the country's western states.
E. Swan Hill line
The Swan Hill line is a regional railway corridor in Victoria, Australia, providing passenger and freight services between Melbourne and the town of Swan Hill.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NEDg Description generation gpt-5.1

Instruction

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Input

Entity: Cobar–Bourke railway line (historically)
Triple: [Bourke, transportLink, Cobar–Bourke railway line (historically)]

Generated description

The Cobar–Bourke railway line was a historical branch railway in western New South Wales, Australia, built to connect the mining town of Cobar with the regional hub of Bourke and support the transport of minerals and goods across the outback.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Cobar–Bourke railway line (historically)
Target entity description: The Cobar–Bourke railway line was a historical branch railway in western New South Wales, Australia, built to connect the mining town of Cobar with the regional hub of Bourke and support the transport of minerals and goods across the outback.

A. Cootamundra–Tumut railway line
The Cootamundra–Tumut railway line is a former New South Wales country branch line that once connected rural towns in the Riverina and South West Slopes regions of Australia.
B. Deniliquin railway line
The Deniliquin railway line is a regional rail route in New South Wales, Australia, that connects the town of Deniliquin to the broader rail network, primarily serving freight and local transport needs.
C. Stockinbingal–Parkes railway line
The Stockinbingal–Parkes railway line is a regional rail route in New South Wales, Australia, forming part of the freight and transport network that links inland agricultural areas with major rail corridors.
D. Broken Hill line
The Broken Hill line is a major railway route in New South Wales, Australia, connecting inland regional centres and forming part of the transcontinental rail link between Sydney and the country's western states.
E. Swan Hill line
The Swan Hill line is a regional railway corridor in Victoria, Australia, providing passenger and freight services between Melbourne and the town of Swan Hill.
F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step	Stage	Batch ID	Status	When
creating	Elicitation	`batch_69d806a733548190989cfd4ce981ca33`	completed	April 9, 2026, 8:05 p.m.
NER	Named-entity recognition	`batch_69d98138a1d481908a139f2f67eb3472`	completed	April 10, 2026, 11:01 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69f6d614704481908758cf8691a941ea`	completed	May 3, 2026, 4:59 a.m.
NEDg	Description generation	`batch_69f6db8b74e08190919245104ac7ebd9`	completed	May 3, 2026, 5:22 a.m.
NED2	Entity disambiguation (via description)	`batch_69f6dc4db1e0819082f1b7e196e7f0c0`	completed	May 3, 2026, 5:25 a.m.

Created at: April 9, 2026, 9:02 p.m.